<template>
  <view class="login-container">
    <uni-icons type="contact-filled" size="100" color="#AFAFAF"></uni-icons>
    <button type="primary" class="btn-login"  @click="getUserInfo">一键登录</button>
    <text class="tips-text">登陆后尽享更多权益</text>
  </view>
</template>

<script>
  import {mapMutations,mapState} from 'vuex'
  export default {
    name:"my-login",
    computed:{
      ...mapState('m_user',['redirectInfo'])
    },
    data() {
      return {
        
      };
    },
    methods:{
      // 获取用户授权之后的基本信息
      ...mapMutations('m_user',['updateUserInfo','updateToken','updateRedirectInfo']),
      
      getUserInfo(e){
        
        uni.getUserProfile({
              desc: '用于完善会员资料', // 声明获取用户个人信息后的用途，后续会展示在弹窗中，请谨慎填写
              success: (res) => {
                console.log(res);
                this.updateUserInfo(res.userInfo)   
                this.getToken(res)
              },
            })
            
      },
      async getToken(info){
        // 获取code对应的值
        const [err,res] = await uni.login().catch(err => err)
        if(res.errMsg !== 'login:ok') return uni.$showMsg('登录失败！')
        
        // 准备参数
        const query = {
          code:res.code,
          encryptedData:info.encryptedData,
          iv : info.iv,
          rawData:info.rawData,
          signature: info.signature,
        }
        console.log(query);
        const {data: loginResult} = await uni.$http.post('/api/public/v1/users/wxlogin',query)
        console.log(loginResult);
        if(loginResult.meta.status == 200) return uni.$showMsg('登录失败！')
        
        // 直接把token保存在vuex中
        this.updateToken('123')
        this.navigatorBack()
        
      },
      navigatorBack(){
        if(this.redirectInfo && this.redirectInfo.openType === 'switchTab'){
          uni.switchTab({
           url:this.redirectInfo.from,
           complete: () => {
             this.updateRedirectInfo(null)
           }
          })
        }
      }
    },
  }
</script>

<style lang="scss">
.login-container{
  height: 750rpx;
  background-color: #F8F8F8;
  display: flex;
  flex-direction: column;
justify-content: center;
align-items: center;
  position: relative;
  
  overflow: hidden;
  &::after {
    content: '';
    display: block;
    width: 100%;
    height: 40px;
    background-color: white;
    position: absolute;
    bottom: 0;
    left: 0;
    border-radius: 100%;
    transform: translateY(50%);
  }
  .btn-login{
    width: 90%;
    border-radius: 100px;
    margin: 15px 0;
    background-color: #C00000;
  }
  .tips-text{
    font-size: 12px;
    color: gray;
  }
}
</style>